Gateway device



FIG. 1 is a first side perspective view of a gateway device showing our new design;

FIG. 2 is a second side perspective view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a bottom view thereof;

FIG. 5 is a first side view thereof;

FIG. 6 is a second side view thereof;

FIG. 7 is a third side view thereof; and,

FIG. 8 is a fourth side view thereof. 

CLAIM The ornamental design for a gateway device, as shown and described. 